pair,contact1,contact2,flow1,flow2 4wwk_D_,2,31,1,1 4wwk_D_,3,31,1,1 4wwk_D_,3,59,1,1 4wwk_D_,4,86,1,1 4wwk_D_,6,8,1,1 4wwk_D_,6,28,1,1 4wwk_D_,8,26,1,1 4wwk_D_,10,24,1,1 4wwk_D_,11,13,1,1 4wwk_D_,12,22,1,1 4wwk_D_,13,21,1,1 4wwk_D_,18,72,1,1 4wwk_D_,20,69,1,1 4wwk_D_,20,70,1,1 4wwk_D_,21,22,1,1 4wwk_D_,21,70,1,1 4wwk_D_,23,68,1,1 4wwk_D_,25,66,1,1 4wwk_D_,27,64,1,1 4wwk_D_,30,62,1,1 4wwk_D_,32,84,1,1 4wwk_D_,36,83,1,1 4wwk_D_,38,81,1,1 4wwk_D_,39,46,1,1 4wwk_D_,40,79,1,1 4wwk_D_,41,44,1,1 4wwk_D_,42,76,1,1 4wwk_D_,42,77,1,1 4wwk_D_,47,49,1,1 4wwk_D_,48,68,1,1 4wwk_D_,50,67,1,1 4wwk_D_,51,52,1,1 4wwk_D_,52,65,1,1 4wwk_D_,55,63,1,1 4wwk_D_,57,60,1,1 4wwk_D_,57,61,1,1 4wwk_D_,59,61,1,1 4wwk_D_,68,69,1,1 4wwk_D_,71,78,1,1 4wwk_D_,73,76,1,1 4wwk_D_,78,95,1,1 4wwk_D_,80,93,1,1 4wwk_D_,82,91,1,1 4wwk_D_,84,86,1,1 4wwk_D_,96,98,1,1